/Engine/Source/Runtime/LiveLinkInterface/Public/LiveLinkLog.h
Get the number of time the message with the MessageID and SubjectKey occurred.
TPair< int32, [FTimespan](API\Runtime\Core\Misc\FTimespan) > GetOccurrence ( [FName](API\Runtime\Core\UObject\FName) MessageID, [FLiveLinkSubjectKey](API\Runtime\LiveLinkInterface\FLiveLinkSubjectKey) SubjectKey ) const